Advertisements
Advertisements
Question
The mean of the values 11, 12, 13, 14 and 15 is
Options
15
11
12.5
13
Advertisements
Solution
13
Explanation:
Mean = `(11 + 12 + 13 + 14 + 15)/5 = 65/5` = 13
APPEARS IN
RELATED QUESTIONS
Find the first quartile and third quartile for the given observations.
2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22
Find Q1, Q3, D8 and P67 of the following data:
| Size of Shares | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 |
| Frequency | 10 | 18 | 22 | 25 | 40 | 15 | 10 | 8 | 7 |
The monthly incomes of 8 families in rupees in a certain locality are given below. Calculate the mean, the geometric mean and the harmonic mean and confirm that the relations among them holds true. Verify their relationships among averages.
| Family: | A | B | C | D | E | F | G | H |
| Income (Rs.): | 70 | 10 | 50 | 75 | 8 | 25 | 8 | 42 |
When calculating the average growth of the economy, the correct mean to use is?
The best measure of central tendency is _________.
The geometric mean of two numbers 8 and 18 shall be
The correct relationship among A.M., G.M. and H.M. is
Median is the same as:
The first quartile is also known as _________.
Define the mean.
